Change uses of Function::front to Function::getEntryBlock for readability.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35265 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/ProfileInfo.cpp b/lib/Analysis/ProfileInfo.cpp
index 719eead..6eead0f 100644
--- a/lib/Analysis/ProfileInfo.cpp
+++ b/lib/Analysis/ProfileInfo.cpp
@@ -33,7 +33,7 @@
   // Are there zero predecessors of this block?
   if (PI == PE) {
     // If this is the entry block, look for the Null -> Entry edge.
-    if (BB == &BB->getParent()->front())
+    if (BB == &BB->getParent()->getEntryBlock())
       return getEdgeWeight(0, BB);
     else
       return 0;   // Otherwise, this is a dead block.